A285GrC implementation standard: ASTMA285, American Society for Materials and Testing Standards.

A285GrC steel plate is usually delivered in rolling state, can also be ordered by fire or stress relief treatment or normalizing plus stress relief treatment. SA285GrC delivery status: hot rolling, controlled rolling, normalizing, high temperature tempering, etc. Inspection, Z15Z35 thickness direction performance requirements, high strength and high toughness requirements of steel plate.

A285 Chemical composition（%） :

C≤0.28, Mn≤0.9-0.98, P≤0.035, S≤0.035

Mechanical properties: tensile strength 380-515MPa, yield strength ≥205MPa,

Elongation ≥23%/ standard distance 8in, elongation ≥27%/ standard distance 5in

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A285GrB chemical composition （%）:

C: 0.17 ~ 0.23, Si: 0.17 ~ 0.37, Mn: 0.60 ~ 0.95, S: ≤0.035, P: ≤0.035, Cr: 0.40 ~ 0.70, Ni: 0.25 ~ 0.75, Mo: 0.20 ~ 0.30, Cu: ≤0.30

A285GrB Mechanical properties:

Tensile strength σb (MPa) : ≥980(100)

Yield strength σs (MPa) : ≥785(80)

Elongation δ5 (%) : ≥9

Section shrinkage ratio ψ (%) : ≥40

Impact power Akv (J) : ≥47

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A285Cr.C Medium and low strength carbon steel plate for pressure vessels,

Chemical composition (%) :

C≤0.28, Mn≤0.9/0.98, P≤0.035, S≤0.035;

Mechanical properties are:

Tensile strength 380-515MPa, yield strength ≥205MPa,

Elongation ≥23%/ standard distance 8in, elongation ≥27%/ standard distance 5in